update to glibc-2.28-211.el8

Signed-off-by: anolis-bot <sam.zyc@alibaba-inc.com>

glibc-rh2047981-45.patch

@@ -0,0 +1,74 @@
+commit a64af8c9b6598f6d2685227f64f5ccb9b48c663c
+Author: Florian Weimer <fweimer@redhat.com>
+Date:   Mon May 10 10:31:41 2021 +0200
+
+    scripts/versions.awk: Add strings and hashes to <first-versions.h>
+    
+    This generates new macros of this from:
+    
+    They are useful for symbol lookups using _dl_lookup_direct.
+    
+    Tested-by: Carlos O'Donell <carlos@redhat.com>
+    Reviewed-by: Carlos O'Donell <carlos@redhat.com>
+
+diff --git a/scripts/versions.awk b/scripts/versions.awk
+index a3df316c703ea98b..0c900b83347ce8f9 100644
+--- a/scripts/versions.awk
++++ b/scripts/versions.awk
+@@ -32,6 +32,29 @@ BEGIN {
+   sort = "sort -t. -k 1,1 -k 2n,2n -k 3 > " tmpfile;
+ }
+ 
++# GNU awk does not implement the ord and chr functions.
++# <https://www.gnu.org/software/gawk/manual/html_node/Ordinal-Functions.html>
++# says that they are "written very nicely", using code similar to what
++# is included here.
++function chr(c) {
++    return sprintf("%c", c)
++}
++
++BEGIN {
++    for (c = 1; c < 127; c++) {
++	ord_table[chr(c)] = c;
++    }
++}
++
++function ord(c) {
++    if (ord_table[c]) {
++	return ord_table[c];
++    } else {
++	printf("Invalid character reference: '%c'\n", c) > "/dev/stderr";
++	++lossage;
++    }
++}
++
+ # Remove comment lines.
+ /^ *#/ {
+   next;
+@@ -90,6 +113,17 @@ function close_and_move(name, real_name) {
+   system(move_if_change " " name " " real_name " >&2");
+ }
+ 
++# ELF hash, for use with symbol versions.
++function elf_hash(s, i, acc) {
++  acc = 0;
++  for (i = 1; i <= length(s); ++i) {
++      acc = and(lshift(acc, 4) + ord(substr(s, i, 1)), 0xffffffff);
++      top = and(acc, 0xf0000000);
++      acc = and(xor(acc, rshift(top, 24)), compl(top));
++  }
++  return acc;
++}
++
+ # Now print the accumulated information.
+ END {
+   close(sort);
+@@ -145,6 +179,8 @@ END {
+ 	  && oldver ~ "^GLIBC_[0-9]" \
+ 	  && sym ~ "^[A-Za-z0-9_]*$") {
+ 	ver_val = oldver;
++	printf("#define %s_STRING \"%s\"\n", first_ver_macro, ver_val) > first_ver_header;
++	printf("#define %s_HASH 0x%x\n", first_ver_macro, elf_hash(ver_val)) > first_ver_header;
+ 	gsub("\\.", "_", ver_val);
+ 	printf("#define %s %s\n", first_ver_macro, ver_val) > first_ver_header;
+ 	first_ver_seen[first_ver_macro] = 1;